Lamp casing



FIG. 1 is a front-top perspective view of a lamp casing according to anembodiment of the present disclosure;

FIG. 2 is a first side view thereof;

FIG. 3 is a second side view thereof;

FIG. 4 is a third side view thereof;

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view thereof.

The broken lines shown in FIGS. 1-2 and 4-6 are for illustrativepurposes only and form no part of the claimed design.

CLAIM The ornamental design for a lamp casing, as shown and described.